CVE-2023-52755

CriticalCVSS 9.8/10Last modified Aug 4, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

ksmbd: fix slab out of bounds write in smb_inherit_dacl()

slab out-of-bounds write is caused by that offsets is bigger than pntsd allocation size. This patch add the check to validate 3 offsets using allocation size.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-787

Affected software

VendorProductVersions
LinuxLinux>= 0626e6641f6b467447c81dd7678a69c66f7746cf, < aaf0a07d60887d6c36fc46a24de0083744f07819; >= 0626e6641f6b467447c81dd7678a69c66f7746cf, < 8387c94d73ec66eb597c7a23a8d9eadf64bfbafa; >= 0626e6641f6b467447c81dd7678a69c66f7746cf, < 09d9d8b40a3338193619c14ed4dc040f4f119e70; >= 0626e6641f6b467447c81dd7678a69c66f7746cf, < 712e01f32e577e7e48ab0adb5fe550646a3d93cb; >= 0626e6641f6b467447c81dd7678a69c66f7746cf, < eebff19acaa35820cb09ce2ccb3d21bee2156ffb
LinuxLinux5.15
linuxlinux_kernel>= 1da177e4c3f4, < aaf0a07d6088; >= 1da177e4c3f4, < 8387c94d73ec; >= 1da177e4c3f4, < 09d9d8b40a33; >= 1da177e4c3f4, < 712e01f32e57; >= 1da177e4c3f4, < eebff19acaa3

References

Timeline

Published
May 21, 2024
Last modified
Aug 4, 2026
NVD status
Modified

Related CVEs from 2023

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CVE-2023-52755: Critical severity, CVSS 9.8 | Vulnix